Free Tools

Strength training calculators

No sign-up needed โ€” just plug in your numbers.

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1RM Calculator

Estimate your one-rep max from any set, plus a full training percentage chart from 50โ€“100%.

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Plate Calculator

See exactly which plates to load on each side of the bar for your target weight.

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DOTS Calculator

Get your DOTS score to compare strength fairly across bodyweights โ€” the modern replacement for Wilks.

Track every lift automatically

Progress logs your sets, tracks PRs, and keeps a full history โ€” no manual math required.

Start for free โ†’